CVE-2013-6045 in OpenJPEG
Summary
by MITRE
Multiple heap-based buffer overflows in OpenJPEG 1.3 and earlier might allow remote attackers to execute arbitrary code via unspecified vectors.
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Analysis
by VulDB Data Team • 01/11/2022
The vulnerability identified as CVE-2013-6045 represents a critical security flaw in OpenJPEG version 1.3 and earlier, which is a widely used library for handling jpeg2000 image format processing. This vulnerability manifests as multiple heap-based buffer overflows that can be exploited by remote attackers to potentially execute arbitrary code on affected systems. The vulnerability affects the core functionality of the library that processes jpeg2000 image files, making it particularly dangerous in environments where users might unknowingly open maliciously crafted images. These buffer overflows occur during the parsing and decoding of jpeg2000 file structures, specifically when the library handles malformed or specially crafted image data that exceeds expected memory boundaries. The vulnerability's impact extends beyond simple code execution as it can lead to complete system compromise, making it a high-priority concern for organizations relying on jpeg2000 image processing capabilities.
The technical root cause of this vulnerability lies in inadequate input validation and memory management within the OpenJPEG library's jpeg2000 decoder implementation. When processing certain image headers or data segments, the library fails to properly validate the size of data structures before allocating memory buffers, resulting in heap corruption when malicious data attempts to write beyond allocated memory boundaries. This heap-based buffer overflow condition creates opportunities for attackers to manipulate memory contents and potentially redirect program execution flow through carefully crafted input data. The vulnerability's exploitation requires remote code execution capabilities, meaning attackers can trigger the flaw through network-based interactions without requiring local access to the target system. The specific vectors that trigger these overflows are not fully detailed in the CVE description but typically involve malformed jpeg2000 image files that contain oversized data structures or malformed header information that causes the library to allocate insufficient memory for processing.
The operational impact of CVE-2013-6045 extends across multiple threat vectors and attack surfaces where OpenJPEG is utilized, including web applications, image processing servers, and content management systems that handle user-uploaded jpeg2000 images. The vulnerability can be exploited in web browsers that support jpeg2000 images, through email attachments, or via content delivery networks that process and serve jpeg2000 formatted images. Organizations using affected versions of OpenJPEG in their applications face significant risk of unauthorized code execution, data compromise, and potential system takeover. The exploitability of this vulnerability is particularly concerning because it can be triggered through legitimate user interactions, making it difficult to detect and prevent through traditional network monitoring approaches. Security researchers have classified this vulnerability as having high severity due to its potential for remote code execution and the widespread use of OpenJPEG in various software applications.
Mitigation strategies for CVE-2013-6045 primarily involve immediate upgrade to OpenJPEG version 2.0 or later, which contains fixes for the identified buffer overflow vulnerabilities. Organizations should implement comprehensive patch management procedures to ensure all affected systems receive updates promptly. Additionally, input validation controls should be implemented at application layers that utilize OpenJPEG to filter or reject suspicious image files before processing. Network-based mitigations can include implementing content filtering solutions that scan image uploads for known malicious patterns or implementing web application firewalls that can detect and block exploitation attempts. From a security architecture perspective, organizations should consider implementing sandboxing mechanisms when processing untrusted image content, isolating the image processing functions from critical system components. The vulnerability aligns with CWE-121, heap-based buffer overflow, and can be mapped to ATT&CK technique T1059.007 for remote code execution through software vulnerabilities, highlighting the need for layered defense approaches that address both the immediate vulnerability and broader exploitation patterns. Organizations should also conduct thorough security assessments to identify all systems and applications that utilize vulnerable versions of OpenJPEG to ensure complete remediation across their infrastructure.